TY - JOUR AU - Mark Lewko TI - An improved lower bound related to the Furstenberg-Sárközy theorem JO - The electronic journal of combinatorics PY - 2015 VL - 22 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.37236/4656/ DO - 10.37236/4656 ID - 10_37236_4656 ER -